Calsoft AOS-40

Calsoft® AOS-40 is a clear, 40% active Sodium Alpha Olefin Sulfonate anionic surfactant. It can be used as a primary or secondary surfactant in car wash products. It has high foaming power, and provides good emulsification, skin mildness and excellent lime soap dispersion.


Molar Weight315 g/mol
Boiling Point100°C
Flash PointNone to boiling
Density8.76 lb/gal

Uses and Applications

Key applications

  • Foam Booster
  • Automotive
  • Detergent
  • Stabilizer
  • Surfactant


  • Cleaning

Synonyms: Alpha Olefin Sulfonate, AOS, Sodium Alpha Olefin Sulfonate, Sodium C 14 - 16 Olefin Sulfonate

CAS Number: 68439-57-6